Dale L. Vantrease — 21 Patents at Irwin Research And Development

Dale L. Vantrease has been granted 21 US patents while listed as an inventor at Irwin Research And Development. The first was granted in 1998 and the most recent in February 2025. Dale L. Vantrease ranks #201,324 of 4,157,543 US inventors in our database (top 4.8%). Patent records list Dale L. Vantrease in Naches, WA, US.

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #	Title	Co-Inventors	Date
12227326	Closure strip guide and method	—	2025-02-18
11865764	Thermoforming machine having toggle differential load mechanism and method	Jere F. Irwin	2024-01-09
11752685	Thermoforming apparatus with frame corner beams and platen closing mechanism	—	2023-09-12
11478977	Thermoforming apparatus having deformation sensor and method	—	2022-10-25
11279076	Former to trim press automated sheet delivery system and method	—	2022-03-22
11148346	Thermoforming machine and method	—	2021-10-19
11123915	Thermoforming platen having discrete load paths and method	Jere F. Irwin	2021-09-21
9649808	Thermoforming machine having platen locks and method	—	2017-05-16
9511534	Thermoforming apparatus having adjustable length load shafts and method	—	2016-12-06
9238325	Thermoforming machine, plug assist drive assembly and method	—	2016-01-19
9182019	Thermoforming trim press	Jere F. Irwin	2015-11-10
9033270	Apparatus for circulating comminuted materials	—	2015-05-19
8770250	Thermoformable web joining apparatus	Jere F. Irwin	2014-07-08
8163118	Thermoformable web splicer and method	Jere F. Irwin	2012-04-24
7559759	Trim press having an article ejector, article ejecting device with linear drive mechanism, and method	—	2009-07-14
7540108	Shotgun sight and adjustable gun sight	Jere F. Irwin, Cole E. Orcutt	2009-06-02
7262389	Heat seal apparatus, bag machine, and bag edge forming apparatus with resilient tubular anvil	Jere F. Irwin	2007-08-28
7210606	Web conveyor for a thermoforming apparatus, web support apparatus for a thermoforming apparatus, and thermoformable web support apparatus	Jere F. Irwin	2007-05-01
7168909	Article stacking apparatus and method	Jere F. Irwin, Cole E. Orcutt	2007-01-30
7040519	Thermoformable web support apparatus and support device for a heated plastic sheet	Jere F. Irwin	2006-05-09
5773540	Mold assembly for thermo-forming machine	Jere F. Irwin, Gerald M. Corbin	1998-06-30

Dale L. Vantrease — 21 Patents

Issued Patents All Time

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